Weaver

Each Weaver base is machined to the tightest tolerances for a custom fit. They are designed to fight the effects of recoil with a square-cut notch that precisely mates to the sturdy cross bolt in every Weaver detachable ring. - Fits: - Browning Models A-Bolt A-Bolt 22 Stalker Medallion (Front & Rear); BBR LA/SA (Rear) - Cooey 71 (Rear) - Enfield (Cut down like a Winchester 70)(Rear) - Marlin MR7 (Rear) - Sears 53 (Rear) - Winchester Models 70 LA(hole spacing same) 300 Magnum & 70 SA 670 & 770(Rear)